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Drug Monitoring, Methadone Metabolite, Quantitative, Urine

Test Code
4640U


CPT Codes
80358 (HCPCS: G0480)

Includes
EDDP and Methadone


Preferred Specimen
20 mL urine collected in a clinical drug test transport vial


Minimum Volume
5 mL


Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Preserved samples


Methodology
Mass Spectrometry (MS)

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Mon-Sat


Report Available
2 to 3 Day(s)




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.